Properties of the Number -120409

One Hundred Twenty Thousand Four Hundred Nine

Basics

Value: -120410 → -120409 → -120408

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 347 ²

Divisors: 1, 347, 120409

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101011001011001

Octal: -353131

Duodecimal: -59821

Hexadecimal: -1d659

Square: 14498327281

Square Root: 347

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) = (11·n + 6)². A17462

Squares of lesser of twin primes. A108570

Numbers k such that φ(k) == 2 (mod 12), where φ is the Euler totient function (A000010). A332511

Numbers k such that σ(k)*φ(k) is squarefree. A65299

T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with every occupancy equal to zero or two. A221381

Squares of primes of the form 4·k+3. A87691

Squares of the form 5p - 6, where p is prime. A110481

Squares in A111153. A175255

Numbers n such that the number of digits d in n is not prime and for each factor f of d the sum of the d/f digit groupings of size f is a square. A258660

Compact numbers: numbers that can be expressed more compactly using their prime factorization than their decimal expansion. A279070